Table 3: Number of Promotions and Total Monthly Sales Number of Promotions Month 2 4 Total Monthly Sales $33,581 37,560 38,427 41.850 43,678 40,909 39,500 42,740 47,500 42,593 43.125 44,870 9 10 11 12 5) Total Sales vs. Number of Promotions (Table 3) Construct a scatter diagram for the total sales and the number of promotions data. Determine the sample covariance and the sample correlation between these variables. Discuss the results of the scatter diagram and covariance and correlation calculations. Be sure to include a discussion of the type of relationship that exists between the two variables